https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106344
--- Comment #5 from Marek Polacek <mpolacek at gcc dot gnu.org> --- These too: FAIL: gcc.target/i386/vect-double-2.c scan-tree-dump-times vect "Vectorized loops: 1" 1 FAIL: gcc.target/i386/xorsign.c scan-tree-dump-times vect "vectorized 2 loops" 1 with -march=x86-64-v2 we're able to vectorize more loops.